Home / 5,738.85-8,608.04-1,578.56

Finding the Fourth Proportional to 5,738.85, 8,608.04 and 1,578.56

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Solution

The fourth proportional to 5,738.85, 8,608.04 and 1,578.56 is: 2,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.85 : 8,608.04 = 1,578.56 : x
  2. Step 2: Convert to fraction form
    5,738.85/8,608.04 = 1,578.56/x
  3. Step 3: Cross multiply
    5,738.85x = 8,608.04 × 1,578.56
  4. Step 4: Simplify right side
    5,738.85x = 13,588,262.61
  5. Step 5: Solve for x
    x = 13,588,262.61/5,738.85
  6. Step 6: Final answer
    x = 2,367.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.